Anal warts can last anywhere from a few months to over a year if left untreated. Some clear on their own in under 12 months as the immune system suppresses the virus, while others persist, grow larger, or multiply. With treatment, visible warts can be removed in one to several sessions over a period of weeks, though the underlying virus may remain in the skin longer than the warts themselves.
How Long They Last Without Treatment
Untreated anal warts follow one of three paths: they resolve on their own, stay the same, or get worse. According to CDC treatment guidelines, spontaneous resolution can happen in less than a year, and waiting for that clearance is considered an acceptable option for some people. But there’s no reliable way to predict which path your warts will take. Some people see their warts shrink and disappear within a few months, while others still have them a year or more later.
The warts themselves are caused by certain strains of HPV (most commonly types 6 and 11). Your immune system works to suppress the virus over time, and once it does, the warts typically go away. For most healthy people, the body clears HPV infections within one to two years. But “clearing the virus” and “warts disappearing” don’t always happen on the same schedule. You may have visible warts even as your immune response is actively fighting the infection, or the virus may linger in skin cells after warts have faded.
How Treatment Affects the Timeline
Treatment speeds things up considerably. The two main approaches are topical medications you apply at home and in-office procedures performed by a clinician.
Topical treatments are applied over a course of several weeks. These work by either destroying wart tissue directly or stimulating your local immune response to fight the virus at the skin’s surface. Results build gradually, and it’s common to need the full treatment course before warts fully clear. Some people see improvement within two to four weeks, while others need eight weeks or longer.
Procedural treatments, like freezing (cryotherapy), burn removal, or surgical excision, eliminate visible warts in a single visit, though larger or more numerous warts may require repeat sessions spaced a few weeks apart. After cryotherapy, healing typically takes one to three weeks depending on how many warts were treated and their location. Surgical removal of larger clusters may take slightly longer to heal, but the visible warts are gone immediately.
Recurrence After Treatment
One of the most frustrating aspects of anal warts is how often they come back. The recurrence rate after successful treatment sits around 30 to 35 percent overall, with at least 20 percent of recurrences showing up within the first 12 weeks. This happens because treatment removes the visible wart but doesn’t eliminate HPV from surrounding skin cells. If the virus is still active in the tissue, new warts can develop near the original site.
Recurrence doesn’t mean treatment failed. It means the immune system hasn’t fully suppressed the virus yet. Most people who experience a recurrence are successfully re-treated, and recurrences tend to become less frequent over time as the body gains better control over the infection. After one to two years, the chance of new warts drops significantly for most healthy individuals.
Factors That Make Warts Last Longer
Your immune system is the main variable. People with weakened immune function, whether from HIV, organ transplant medications, or other immunosuppressive conditions, often deal with warts that are larger, more numerous, harder to treat, and more likely to return. For these individuals, warts can persist for years and may require ongoing management rather than a single course of treatment.
Smoking also appears to slow the body’s ability to clear HPV infections and increases the risk of persistent or recurring warts. General health, stress, and sleep all play supporting roles in how efficiently your immune system handles the virus. There’s no magic timeline, but being in good overall health gives your body the best chance of clearing warts faster.
Conditions That Look Like Anal Warts
If a bump near your anus has been there for a long time and isn’t responding the way you’d expect, it’s worth considering whether it’s actually a wart. Several other conditions mimic the appearance of anal warts. Skin tags, hemorrhoids, and seborrheic keratoses (rough, brown, waxy-looking bumps) are common look-alikes. Molluscum contagiosum, a different viral infection, produces pearly bumps with a small dimple in the center that can appear in the same area.
More concerning mimics include vulvar or perianal intraepithelial neoplasia and squamous cell carcinoma, which can appear as irregular, discolored, or warty-looking patches. These are uncommon but important to rule out, especially if a growth has been present for a long time, looks different from typical warts, or doesn’t respond to standard wart treatment. A clinician can usually distinguish between these conditions with a visual exam, and a biopsy can confirm the diagnosis when there’s any uncertainty.
Transmission Risk After Warts Clear
Even after visible warts are gone, the virus can still be present in the skin. The CDC states directly that it is not known how long a person can spread HPV after warts disappear. This means you can potentially transmit the virus to a partner even when you have no visible symptoms. Over time, as the immune system suppresses the infection more completely, transmission risk decreases, but there’s no test that tells you exactly when you’re no longer contagious.
Condom use reduces but doesn’t eliminate transmission risk, since HPV can live in skin not covered by a condom. The HPV vaccine, which targets the strains most commonly responsible for genital and anal warts, is the most effective prevention tool available for people who haven’t already been infected with those specific strains.